Complete the following problem and round to the correct number of significant figures: 1.050 + 3.0 + 7.8000

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.